2661093 has 24 divisors (see below), whose sum is σ = 4088448. Its totient is φ = 1728864.

The previous prime is 2661089. The next prime is 2661097. The reversal of 2661093 is 3901662.

It is a happy number.

2661093 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2661089) and next prime (2661097).

It is not a de Polignac number, because 2661093 - 2² = 2661089 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2661097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11305 + ... + 11537.

It is an arithmetic number, because the mean of its divisors is an integer number (170352).

2^2661093 is an apocalyptic number.

It is an amenable number.

2661093 is a deficient number, since it is larger than the sum of its proper divisors (1427355).

2661093 is an equidigital number, since it uses as much as digits as its factorization.

2661093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295 (or 283 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 2661093 is about 1631.2856892648. The cubic root of 2661093 is about 138.5755733644.

The spelling of 2661093 in words is "two million, six hundred sixty-one thousand, ninety-three".